atts.addElement(new Attribute("doc", (FastVector) null));
atts.addElement(new Attribute("keyphrases", (FastVector) null));
Instances data = new Instances("keyphrase_training_data", atts, 0);
// Build model
m_KEAFilter = new KEAFilter(stopwords);
m_KEAFilter.setDebug(m_debug);
m_KEAFilter.setDisallowInternalPeriods(getDisallowIPeriods());
m_KEAFilter.setKFused(getUseKFrequency());